Solid line = floor (spellings that unambiguously belong to the group). Shaded band up to the dashed edge = ceiling (the most it could reach if every ambiguous spelling counted here).
Jovie has been climbing in recent years. All-time it's been given to 7,890 U.S. babies, the 804th most common name by sound today, peaking at 875 in 2025, with 875 in 2025.
By sound, Jovie also includes the spellings Jovi.